Finding the Fourth Proportional to 3,130,433.28, 4,319,988.38 and 1,735,084
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Solution
The fourth proportional to 3,130,433.28, 4,319,988.38 and 1,735,084 is: 2,394,410.63
Step by Step Solution
- Step 1: Write the proportion equation
3,130,433.28 : 4,319,988.38 = 1,735,084 : x - Step 2: Convert to fraction form
3,130,433.28/4,319,988.38 = 1,735,084/x - Step 3: Cross multiply
3,130,433.28x = 4,319,988.38 × 1,735,084 - Step 4: Simplify right side
3,130,433.28x = 7,495,542,718,323.92 - Step 5: Solve for x
x = 7,495,542,718,323.92/3,130,433.28 - Step 6: Final answer
x = 2,394,410.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.